/*
*  Copyright (c) 2013 The pim project authors. All Rights Reserved.
*
*  Use of this source code is governed by a BSD-style license
*  that can be found in the LICENSE file in the root of the source
*  tree. An additional intellectual property rights grant can be found
*  in the file PATENTS.  All contributing project authors may
*  be found in the AUTHORS file in the root of the source tree.
*/

#ifndef PR_SYSTEM_WRAPPERS_SOURCE_CONDITION_VARIABLE_NATIVE_WIN_H_
#define PR_SYSTEM_WRAPPERS_SOURCE_CONDITION_VARIABLE_NATIVE_WIN_H_

#include <windows.h>

#include "condition_variable_wrapper.h"

namespace qb
{

#if !defined CONDITION_VARIABLE_INIT
	typedef struct RTL_CONDITION_VARIABLE_
	{
		void* Ptr;
	} RTL_CONDITION_VARIABLE, *PRTL_CONDITION_VARIABLE;

	typedef RTL_CONDITION_VARIABLE CONDITION_VARIABLE, *PCONDITION_VARIABLE;
#endif

	typedef void (WINAPI* PInitializeConditionVariable)(PCONDITION_VARIABLE);
	typedef bool (WINAPI* PSleepConditionVariableCS)(PCONDITION_VARIABLE,
		PCRITICAL_SECTION, DWORD);
	typedef void (WINAPI* PWakeConditionVariable)(PCONDITION_VARIABLE);
	typedef void (WINAPI* PWakeAllConditionVariable)(PCONDITION_VARIABLE);

	class ConditionVariableNativeWin : public ConditionVariableWrapper
	{
	public:
		static ConditionVariableWrapper* Create();
		virtual ~ConditionVariableNativeWin();

		void SleepCS(CriticalSectionWrapper& crit_sect);
		bool SleepCS(CriticalSectionWrapper& crit_sect, unsigned long max_time_inMS);
		void Wake();
		void WakeAll();

	private:
		ConditionVariableNativeWin();

		bool Init();

		CONDITION_VARIABLE condition_variable_;
	};

}  // namespace qb

#endif  // PR_SYSTEM_WRAPPERS_SOURCE_CONDITION_VARIABLE_NATIVE_WIN_H_
